[1]
D. R. D. PAULA JR, D. M. ROSTON, E. A. NOUR, L. M. MORAES, and S. A. R. D. CAMARGO, “ANAEROBIC DIGESTION OF SEWAGE SLUDGE USING SEQUENTIAL REACTORS: START- UP AND SYSTEMS STABILIZATION ”, Braz J Biosyst Eng, vol. 2, no. 2, pp. 91–97, Nov. 2008.